Home / 11,361.06-17,048.93-4,787.28

Finding the Fourth Proportional to 11,361.06, 17,048.93 and 4,787.28

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Solution

The fourth proportional to 11,361.06, 17,048.93 and 4,787.28 is: 7,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361.06 : 17,048.93 = 4,787.28 : x
  2. Step 2: Convert to fraction form
    11,361.06/17,048.93 = 4,787.28/x
  3. Step 3: Cross multiply
    11,361.06x = 17,048.93 × 4,787.28
  4. Step 4: Simplify right side
    11,361.06x = 81,617,977.67
  5. Step 5: Solve for x
    x = 81,617,977.67/11,361.06
  6. Step 6: Final answer
    x = 7,184.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.